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日本马自达公司与日本电气公司合作,最近研制成功能够防止汽车相撞和汽车撞人的新型安全系统,这种安全系统为激光扫描雷达系统,安装在汽车发动机上,它发出的激光束能够探测
In cooperation with NEC, Japan’s Mazda Motor Corporation recently developed a new safety system that prevents the car from colliding with a car. The safety system is a laser scanning radar system that is mounted on a car engine and emits a laser beam that can be detected